1. Boat Parts In Otsterndriv Sterndrive Prices For Sale.
  2. sku: 4203926585744772
  3. MERCURY MARINE 3853917

MERCURY MARINE 3853917 Gm Boat Engine Drive Coupler 5.7 V8

fits model: Gs, 350. make: Volvo, Penta, Mercury.

3853917 Mercury Marine Volvo Penta 5.7 L Gs 350 V8 Gm Boat Engine Drive Coupler

( Brand: Mercury Marine ), ( Manufacturer Part Number: 3853917 ), ( Part Type: Engine Drive ), ( Country Of Origin: United States )

Review MERCURY MARINE Volvo Penta 5.7 V8 Gm Boat Engine Drive Coupler fits GS 350

The Mercury Marine 3853917 Volvo Penta 5.7 GS 350 V8 GM boat engine drive coupler is a high-performance propulsion component designed for use with Volvo Penta 5.7 liter V8 GM marine engines. This drive coupler is an essential connection point between the engine and the drive shaft, transmitting power and torque efficiently to the propeller.

This Mercury Marine drive coupler is engineered with precision and durability in mind. It is manufactured from strong, corrosion-resistant materials, including high-strength steel and brass, ensuring long-lasting performance even in the harshest marine environments. The coupler features a unique, tapered design that allows for easy installation and alignment, while also reducing the potential for vibration and noise.

The Mercury Marine 3853917 drive coupler is also equipped with a variety of features to ensure reliable and efficient power transfer. It includes a heavy-duty, double-sealed oil seal that keeps engine oil contained within the system, preventing leaks and maintaining lubrication. The coupler also features a greaseless design, eliminating the need for regular maintenance on grease fittings and reducing the potential for leaks.

Additionally, this drive coupler is compatible with a wide range of Volvo Penta 5.7 liter V8 GM marine engines, making it a versatile option for boat owners and operators. It is also backed by Mercury Marine's industry-leading warranty, providing peace of mind and protection against defects in materials and workmanship.

Overall, the Mercury Marine 3853917 Volvo Penta 5.7 GS 350 V8 GM boat engine drive coupler is a top-quality component that delivers reliable, efficient, and durable power transfer for your marine engine. Its precision engineering, corrosion-resistant materials, and user-friendly design make it an excellent choice for boat owners and operators seeking superior performance and peace of mind on the water.

The Mercury Marine 3853917 Volvo Penta 5.7 GS 350 V8 GM boat engine drive coupler is a component used to connect the engine to the propeller shaft on boats. Let's discuss some potential pros and cons of purchasing this part.

Pros:

1. Compatibility: This drive coupler is specifically designed to work with the Volvo Penta 5.7 GS 350 V8 GM engine, ensuring a perfect fit and reducing the likelihood of compatibility issues.

2. Durability: Volvo Penta is known for manufacturing high-quality marine components, and this drive coupler is no exception. It is built to withstand the rigors of regular boat use, providing long-lasting performance.

3. Easy installation: Installing this drive coupler should be a straightforward process, as it is designed to work seamlessly with the engine and propeller shaft.

Cons:

1. Cost: Compared to some other drive couplers on the market, this Mercury Marine part can be quite expensive. This may be a deterrent for some boat owners who are working with a limited budget.

2. Availability: Depending on where you live and the availability of local boat parts suppliers, finding this specific drive coupler may take some time and effort.

3. Complexity: While the installation process may be straightforward, the actual assembly of the drive coupler can be quite complex. This may require the assistance of a professional mechanic or significant DIY experience.

In conclusion, the Mercury Marine 3853917 Volvo Penta 5.7 GS 350 V8 GM boat engine drive coupler offers excellent compatibility, durability, and ease of installation. However, its high cost and potential availability issues may be drawbacks for some boat owners. Ultimately, if you own a Volvo Penta 5.7 GS 350 V8 GM engine and require a replacement drive coupler, this part is an excellent choice due to its superior fit and quality. If cost is a major concern, it may be worth exploring alternative options or considering rebuilding the existing drive coupler instead.

Details:

What you see in the pictures is what get. Mounting hardware is only included if it shown in the pictures. Condition: Good used condition. I will do my best to resolve the issue.

Thanks -Mike. Part was removed from a Volvo Penta 5.7 GS Marine Engine. Please look at all pictures and read entire before buying. Shelf 23-3-6-C.

Look at pictures closely and ask any questions, I try to describe parts as best can.

part #: 3853917 prices

  • $75.00-$379.95

specifications otsterndriv:

  • for models: Gs, 350
  • for makes: Volvo, Penta, Mercury
  • brand: Mercury Marine
  • mpn: 3853917
  • part type: Engine Drive
  • country of origin: United States

payments otsterndriv:

  • other
  • credit card: Discover
  • wallet: Google-pay

offer otsterndriv:

  • quantity: 1
  • started: October 16, 2025
  • options: Ship-to-home
  • availability: In Stock
  • sold: 0

shipping otsterndriv:

  • cost: $22.00
  • carrier: FedEx, UPS, USPS
  • class: Standard, Expedited
  • type: Calculated
  • transit: 2-6 Days
  • service: FedEx Ground / FedEx Home Delivery, UPS Ground, USPS Ground Advantage, FedEx 2Day

general otsterndriv:

  • Boat Parts > Sterndrive Motors Components > Other
  • condition: Used

returns otsterndriv:

  • time: 30 Days
  • paid by: Buyer
  • policy: Returns Accepted

seller otsterndriv:

  • rating: 99.4%
  • # reviews: 110454
  • city: Huron, Ohio
for models: gs, 350, for makes: volvo, penta, mercury, part type: engine drive, country of origin: united states,
category: boat parts > sterndrive components, sku: 4203926585744772,
Mercury Marine 3853917 Is Similar To:
otsterndriv logo
5 offers $75.00–$379.95 USD
  • Used. Offer #1 priced at $75.00 + $0.00 shipping estimate = $75.00* total. ready to work for you ships fast continental usa only shipping ty.FREE SHIPPING
  • Used. Offer #2 priced at $120.00 + $9.35 shipping estimate = $129.35* total. Spline Count: 17. Volvo Penta engine coupler.+$9.35 shipping
  • New. Offer #3 priced at $379.95 + $0.00 shipping estimate = $379.95* total. ). FITS 4.3L(1986-CURRENT.FREE SHIPPING
  • Used. Offer #4 priced at $99.00 + $20.00 shipping estimate = $119.00* total. The splines and rubber are in great condition see photos. Oem Volvo Penta SX OMC Cobra Drive Coupler 3858437 984290 986120 #.+$20.00 shipping
  • New. Offer #5 priced at $248.27 + $0.00 shipping estimate = $248.27* total. Describe the nature of the problem and its urgency (include pictures if possible). OMC Stern Drive , 3858437, 984290, 986120.FREE SHIPPING

Copyright © otsterndriv.com